Motorola MOTOROKER E8 Unlocked Phone with 2 GB Memory, MicroSD Slot, 2 MP Camera, and Media Player-International Version with No Warranty (Black) Unlocked cell phones are compatible with GSM carriers such as AT&T and T-Mobile, but are not compatible with CDMA carriers such as Verizon and Sprint. Quad-band GSM cell phone compatible with 850/900/1800/1900 frequencies and GPRS/EDGE capabilities Music phone with innovative morphing keypad that only shows the relevant keys and one-touch access to your music library 2 GB internal memory, MicroSD expansion up to 4 GB; 2.0-megapixel camera/camcorder; Bluetooth stereo music Up to 6 hours of talk time, up to 300 hours (12.5 days) of standby time This cell phone may not include a US warranty as some manufacturers do not honor warranties for international version phones. Please contact the seller for specific warranty information.